Contact tip for an arc welder



FIG. 1 is a front elevational view of a first embodiment of a contact tip for an arc welding showing the applicant's new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a longitudinal sectional view along the line 1--1 in FIG. 3;

FIG. 8 is a front perspective view thereof;

FIG. 9 is a similar view in FIG. 8 but further showing by an imaginary line a first type of an adapter into which the leg portion of the contact tip is screw-fitted;

FIG. 10 is a similar view of FIG. 9 but showing by an imaginary line a second type of the adapter;

FIG. 11 is a front elevational view of a second embodiment of a contact tip for an arc welding showing the applicant's new design;

FIG. 12 is a rear elevational view thereof;

FIG. 13 is a top plan view thereof;

FIG. 14 is a bottom plan view thereof;

FIG. 15 is a left side elevational view thereof;

FIG. 16 is a right side elevational view thereof;

FIG. 17 is a longitudinal sectional view along the line 2--2 in FIG. 13;

FIG. 18 is a perspective view showing an imaginary line of a second type of the adapter;

FIG. 19 is a front elevational view of a third embodiment of a contact tip for an arc welding showing the applicant's new design;

FIG. 20 is a rear elevational view thereof;

FIG. 21 is a top plan view thereof;

FIG. 22 is a bottom plan view thereof;

FIG. 23 is a left side elevational view thereof;

FIG. 24 is a right side elevational view thereof;

FIG. 25 is a longitudinal sectional view along the line 3--3 in FIG. 21;

FIG. 26 is a front perspective view thereof;

FIG. 27 is a similar view of FIG. 26 but further showing by an imaginary line the first type of the adapter into which the leg portion of the contact tip is screw-fitted; and,

FIG. 28 is a similar view of FIG. 27 but showing by an imaginary line the second type of the adapter. 

The ornamental design for a "contact tip for an arc welder", as shown and described. 